exclusive species

exclusive species

[ik′sklü·siv ′spē·shēz]
(ecology)
A species which is completely or nearly limited to one community.
References in periodicals archive ?
For the SAF systems, we found 52 exclusive species and 133 rare species, and in SSP systems we found 13 exclusive species.
For the Mexican sites, our results show that 36 spider species are shared between both sites, with 74 (67.3%) exclusive species for El Triunfo and 115 (76.1%) exclusive species for Tacana volcano (Table 1), then the complementarity (CC) between both sites was 0.84, while the SJ and CES values were 0.16 and 0.2 (95% C.
It may be noted, in passing, that all forms of government can be found uhder two mutually exclusive species of government, namely: monarchical, and republican.
This observation comes from the occurrence of some exclusive species, such as Ateleia glazioveana, Balfourodendron riedelianum, Coussarea contracta, Diatenopteryx sorbifolia, Holocalyx balansae, Peltophorum dubium and Pilocarpus pennatifolius.
The exclusive species of each vegetation type had low densities (Table 2).
Among the species present, there are 28 exclusive endemics of this western region of Gran Canaria, while there are nine exclusive species in the N and E quadrants and 12 in the S quadrant.
Midwater Demersal net net Number of trawls 50 68 Number of stations (with myctophids) 12 53 Depth range (m) 19-910 100-2,271 Horizontal opening during operation (m) 24-56 28-45.5 Vertical opening during operation (m) 25-42 3-10.6 Net size (m) 191 80.5 Codend mesh size (mm) 20 20 Total sampling effort (hour) 40:59h 63:41h Total catch (number) 28,645 2,720 Number of species 17 26 Number of exclusive species 3 12 Table 2.
Similarly, the River habitat contained 25 (31.6%) exclusive species, a significantly higher percentage than either of the other two habitats (Chi-square test: kh2 = 11.00, df = 2, P = 0.004).
Human beings separating into exclusive species is an unlikely occurrence unless whole populations are isolated from each other, say on different planets, or centers of consciousness are transferred to nonbiological systems that bypass the interrelatedness characteristic of genetics.